105 lines
3.5 KiB
C#
105 lines
3.5 KiB
C#
/*
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Copyright (C) 2011 de4dot@gmail.com
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This file is part of de4dot.
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de4dot is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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de4dot is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with de4dot. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Reflection;
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using Mono.Cecil;
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using de4dot.blocks;
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namespace AssemblyData.methodsrewriter {
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class MType {
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public Type type;
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public TypeDefinition typeDefinition;
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Dictionary<int, MMethod> tokenToMethod;
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Dictionary<MethodReferenceKey, MMethod> methodReferenceToMethod;
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Dictionary<int, MField> tokenToField;
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Dictionary<FieldReferenceKey, MField> fieldReferenceToField;
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public MType(Type type, TypeDefinition typeDefinition) {
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this.type = type;
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this.typeDefinition = typeDefinition;
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}
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public MMethod getMethod(MethodReference methodReference) {
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initMethods();
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MMethod method;
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methodReferenceToMethod.TryGetValue(new MethodReferenceKey(methodReference), out method);
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return method;
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}
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public MField getField(FieldReference fieldReference) {
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initFields();
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MField field;
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fieldReferenceToField.TryGetValue(new FieldReferenceKey(fieldReference), out field);
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return field;
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}
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public MMethod getMethod(int token) {
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initMethods();
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return tokenToMethod[token];
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}
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public MField getField(int token) {
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initFields();
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return tokenToField[token];
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}
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void initMethods() {
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if (tokenToMethod != null)
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return;
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tokenToMethod = new Dictionary<int, MMethod>(typeDefinition.Methods.Count);
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methodReferenceToMethod = new Dictionary<MethodReferenceKey, MMethod>();
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var tmpTokenToMethod = new Dictionary<int, MethodBase>();
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var flags = BindingFlags.DeclaredOnly | BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic;
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foreach (var m in ResolverUtils.getMethodBases(type, flags))
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tmpTokenToMethod[m.MetadataToken] = m;
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foreach (var m in typeDefinition.Methods) {
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var token = m.MetadataToken.ToInt32();
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var method = new MMethod(tmpTokenToMethod[token], m);
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tokenToMethod[token] = method;
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methodReferenceToMethod[new MethodReferenceKey(method.methodDefinition)] = method;
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}
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}
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void initFields() {
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if (tokenToField != null)
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return;
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tokenToField = new Dictionary<int, MField>(typeDefinition.Fields.Count);
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fieldReferenceToField = new Dictionary<FieldReferenceKey, MField>();
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var tmpTokenToField = new Dictionary<int, FieldInfo>();
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var flags = BindingFlags.DeclaredOnly | BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic;
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foreach (var f in type.GetFields(flags))
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tmpTokenToField[f.MetadataToken] = f;
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foreach (var f in typeDefinition.Fields) {
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var token = f.MetadataToken.ToInt32();
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var field = new MField(tmpTokenToField[token], f);
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tokenToField[token] = field;
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fieldReferenceToField[new FieldReferenceKey(field.fieldDefinition)] = field;
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}
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}
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public override string ToString() {
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return string.Format("{0:X8} - {1}", typeDefinition.MetadataToken.ToUInt32(), typeDefinition.FullName);
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}
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}
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}
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